kstarsdbus.cpp

/*
    SPDX-FileCopyrightText: 2002 Thomas Kabelmann <tk78@gmx.de>
 
    SPDX-License-Identifier: GPL-2.0-or-later
*/
 
//KStars DBUS functions
 
#include "kstars.h"
 
#include "colorscheme.h"
#include "eyepiecefield.h"
#include "imageexporter.h"
#include "ksdssdownloader.h"
#include "kstarsdata.h"
#include "observinglist.h"
#include "Options.h"
#include "skymap.h"
#include "skycomponents/constellationboundarylines.h"
#include "skycomponents/skymapcomposite.h"
#include "skyobjects/catalogobject.h"
#include "catalogsdb.h"
#include "skyobjects/ksplanetbase.h"
#include "skyobjects/starobject.h"
#include "tools/whatsinteresting/wiview.h"
#include "dialogs/finddialog.h"
#include "tools/nameresolver.h"
 
#ifdef HAVE_CFITSIO
#include "fitsviewer/fitsviewer.h"
#ifdef HAVE_INDI
#include "ekos/manager.h"
#endif
#endif
 
#include <KActionCollection>
 
#include <QPrintDialog>
#include <QPrinter>
#include <QElapsedTimer>
 
#include "kstars_debug.h"
 
void KStars::setRaDec(double ra, double dec)
{
    SkyPoint p(ra, dec);
    map()->setClickedPoint(&p);
    map()->slotCenter();
}
 
void KStars::setRaDecJ2000(double ra0, double dec0)
{
    SkyPoint p;
    p.setRA0(ra0);
    p.setDec0(dec0);
    p.updateCoordsNow(data()->updateNum());
    map()->setClickedPoint(&p);
    map()->slotCenter();
}
 
void KStars::setAltAz(double alt, double az, bool altIsRefracted)
{
    SkyPoint p;
    if (altIsRefracted)
    {
        alt = SkyPoint::unrefract(alt);
    }
    p.setAlt(alt);
    p.setAz(az);
    p.HorizontalToEquatorial(data()->lst(), data()->geo()->lat());
    map()->setClickedPoint(&p);
    map()->slotCenter();
}
 
void KStars::lookTowards(const QString &direction)
{
    QString dir = direction.toLower();
    if (dir == i18n("zenith") || dir == "z")
    {
        actionCollection()->action("zenith")->trigger();
    }
    else if (dir == i18n("north") || dir == "n")
    {
        actionCollection()->action("north")->trigger();
    }
    else if (dir == i18n("east") || dir == "e")
    {
        actionCollection()->action("east")->trigger();
    }
    else if (dir == i18n("south") || dir == "s")
    {
        actionCollection()->action("south")->trigger();
    }
    else if (dir == i18n("west") || dir == "w")
    {
        actionCollection()->action("west")->trigger();
    }
    else if (dir == i18n("northeast") || dir == "ne")
    {
        map()->stopTracking();
        map()->clickedPoint()->setAlt(15.0);
        map()->clickedPoint()->setAz(45.0);
        map()->clickedPoint()->HorizontalToEquatorial(data()->lst(), data()->geo()->lat());
        map()->slotCenter();
    }
    else if (dir == i18n("southeast") || dir == "se")
    {
        map()->stopTracking();
        map()->clickedPoint()->setAlt(15.0);
        map()->clickedPoint()->setAz(135.0);
        map()->clickedPoint()->HorizontalToEquatorial(data()->lst(), data()->geo()->lat());
        map()->slotCenter();
    }
    else if (dir == i18n("southwest") || dir == "sw")
    {
        map()->stopTracking();
        map()->clickedPoint()->setAlt(15.0);
        map()->clickedPoint()->setAz(225.0);
        map()->clickedPoint()->HorizontalToEquatorial(data()->lst(), data()->geo()->lat());
        map()->slotCenter();
    }
    else if (dir == i18n("northwest") || dir == "nw")
    {
        map()->stopTracking();
        map()->clickedPoint()->setAlt(15.0);
        map()->clickedPoint()->setAz(315.0);
        map()->clickedPoint()->HorizontalToEquatorial(data()->lst(), data()->geo()->lat());
        map()->slotCenter();
    }
    else
    {
        SkyObject *target = data()->objectNamed(direction);
        if (target != nullptr)
        {
            map()->setClickedObject(target);
            map()->setClickedPoint(target);
            map()->slotCenter();
        }
    }
}
 
void KStars::addLabel(const QString &name)
{
    SkyObject *target = data()->objectNamed(name);
    if (target != nullptr)
    {
        data()->skyComposite()->addNameLabel(target);
        map()->forceUpdate();
    }
}
 
void KStars::removeLabel(const QString &name)
{
    SkyObject *target = data()->objectNamed(name);
    if (target != nullptr)
    {
        data()->skyComposite()->removeNameLabel(target);
        map()->forceUpdate();
    }
}
 
void KStars::addTrail(const QString &name)
{
    TrailObject *target = dynamic_cast<TrailObject *>(data()->objectNamed(name));
    if (target)
    {
        target->addToTrail();
        map()->forceUpdate();
    }
}
 
void KStars::removeTrail(const QString &name)
{
    TrailObject *target = dynamic_cast<TrailObject *>(data()->objectNamed(name));
    if (target)
    {
        target->clearTrail();
        map()->forceUpdate();
    }
}
 
void KStars::zoom(double z)
{
    map()->setZoomFactor(z);
}
 
void KStars::zoomIn()
{
    map()->slotZoomIn();
}
 
void KStars::zoomOut()
{
    map()->slotZoomOut();
}
 
void KStars::defaultZoom()
{
    map()->slotZoomDefault();
}
 
void KStars::setLocalTime(int yr, int mth, int day, int hr, int min, int sec)
{
    data()->changeDateTime(data()->geo()->LTtoUT(KStarsDateTime(QDate(yr, mth, day), QTime(hr, min, sec))));
}
 
void KStars::setTimeToNow()
{
    slotSetTimeToNow();
}
 
void KStars::waitFor(double sec)
{
    QElapsedTimer tm;
    tm.start();
    while (tm.elapsed() < int(1000. * sec))
    {
        qApp->processEvents();
    }
}
 
void KStars::waitForKey(const QString &k)
{
    data()->resumeKey = QKeySequence::fromString(k);
    if (!data()->resumeKey.isEmpty())
    {
        //When the resumeKey is pressed, resumeKey is set to empty
        while (!data()->resumeKey.isEmpty())
            qApp->processEvents();
    }
    else
    {
        qDebug() << Q_FUNC_INFO << "Error [D-Bus waitForKey()]: Invalid key requested.";
    }
}
 
void KStars::setTracking(bool track)
{
    if (track != Options::isTracking())
        slotTrack();
}
 
void KStars::popupMessage(int /*x*/, int /*y*/, const QString & /*message*/)
{
    //Show a small popup window at (x,y) with a text message
}
 
void KStars::drawLine(int /*x1*/, int /*y1*/, int /*x2*/, int /*y2*/, int /*speed*/)
{
    //Draw a line on the skymap display
}
 
QString KStars::location()
{
    GeoLocation *currentLocation = data()->geo();
 
    QJsonObject locationInfo =
    {
        {"name", currentLocation->name()},
        {"province", currentLocation->province()},
        {"country", currentLocation->country()},
        {"longitude", currentLocation->lng()->Degrees()},
        {"latitude", currentLocation->lat()->Degrees()},
        {"tz0", currentLocation->TZ0()},
        {"tz", currentLocation->TZ()}
    };
 
    return QJsonDocument(locationInfo).toJson(QJsonDocument::Compact);
}
 
bool KStars::setGeoLocation(const QString &city, const QString &province, const QString &country)
{
    //Set the geographic location
    bool cityFound(false);
 
    foreach (GeoLocation *loc, data()->geoList)
    {
        if (loc->translatedName() == city && (province.isEmpty() || loc->translatedProvince() == province) &&
                loc->translatedCountry() == country)
        {
            cityFound = true;
 
            data()->setLocation(*loc);
 
            //configure time zone rule
            KStarsDateTime ltime = loc->UTtoLT(data()->ut());
            loc->tzrule()->reset_with_ltime(ltime, loc->TZ0(), data()->isTimeRunningForward());
            data()->setNextDSTChange(loc->tzrule()->nextDSTChange());
 
            //reset LST
            data()->syncLST();
 
            //make sure planets, etc. are updated immediately
            data()->setFullTimeUpdate();
 
            // If the sky is in Horizontal mode and not tracking, reset focus such that
            // Alt/Az remain constant.
            if (!Options::isTracking() && Options::useAltAz())
            {
                map()->focus()->HorizontalToEquatorial(data()->lst(), data()->geo()->lat());
            }
 
            // recalculate new times and objects
            data()->setSnapNextFocus();
            updateTime();
 
            //no need to keep looking, we're done.
            break;
        }
    }
 
    if (!cityFound)
    {
        if (province.isEmpty())
            qDebug()
                    << QString("Error [D-Bus setGeoLocation]: city %1, %2 not found in database.").arg(city, country);
        else
            qDebug() << Q_FUNC_INFO << QString("Error [D-Bus setGeoLocation]: city %1, %2, %3 not found in database.")
                     .arg(city, province, country);
    }
 
    return cityFound;
}
 
bool KStars::setGPSLocation(double longitude, double latitude, double elevation, double tz0)
{
    GeoLocation *geo = data()->geo();
    std::unique_ptr<GeoLocation> tempGeo;
 
    QString newLocationName("GPS Location");
 
    dms lng(longitude), lat(latitude);
 
    GeoLocation *nearest = data()->nearestLocation(longitude, latitude);
 
    if (nearest)
        tempGeo.reset(new GeoLocation(lng, lat, newLocationName, "", "", nearest->TZ0(), nearest->tzrule(), elevation));
    else
        tempGeo.reset(new GeoLocation(lng, lat, newLocationName, "", "", tz0, new TimeZoneRule(), elevation));
 
    geo = tempGeo.get();
 
    qCInfo(KSTARS) << "Setting location from DBus. Longitude:" << longitude << "Latitude:" << latitude;
 
    data()->setLocation(*geo);
 
    return true;
}
 
void KStars::readConfig()
{
    //Load config file values into Options object
    Options::self()->load();
 
    applyConfig();
 
    //Reset date, if one was stored
    if (data()->StoredDate.isValid())
    {
        data()->changeDateTime(data()->geo()->LTtoUT(data()->StoredDate));
        data()->StoredDate = KStarsDateTime(QDateTime()); //invalidate StoredDate
    }
 
    map()->forceUpdate();
}
 
void KStars::writeConfig()
{
    Options::self()->save();
 
    //Store current simulation time
    data()->StoredDate = data()->lt();
}
 
QDBusVariant KStars::getOption(const QString &name)
{
    //Some config items are not stored in the Options object while
    //the program is running; catch these here and returntheir current value.
    if (name == "FocusRA")
    {
        return QDBusVariant(QString::number(map()->focus()->ra().Hours(), 'f', 6));
    }
    if (name == "FocusDec")
    {
        return QDBusVariant(QString::number(map()->focus()->dec().Degrees(), 'f', 6));
    }
 
    auto propertyName = name;
    // Ensure first letter is always small-case so that Options can return the correct info
    propertyName[0] = propertyName.at(0).toLower();
 
    return QDBusVariant(Options::self()->property(propertyName.toLatin1().constData()));
}
 
void KStars::setOption(const QString &name, const QDBusVariant &value)
{
    auto propertyName = name;
    // Ensure first letter is always small-case so that Options can set the correct info
    propertyName[0] = propertyName.at(0).toLower();
    Options::self()->setProperty(propertyName.toLatin1().constData(), value.variant());
}
 
QString KStars::getFocusInformationXML()
{
    QString output;
    QXmlStreamWriter stream(&output);
    SkyPoint* focus = map()->focus();
    Q_ASSERT(!!focus);
    stream.setAutoFormatting(true);
    stream.writeStartDocument();
    stream.writeStartElement("focus");
    stream.writeTextElement("FOV_Degrees", QString::number(map()->fov()));
    stream.writeTextElement("RA_JNow_Degrees", QString::number(focus->ra().Degrees()));
    stream.writeTextElement("Dec_JNow_Degrees", QString::number(focus->dec().Degrees()));
    stream.writeTextElement("RA_JNow_HMS", focus->ra().toHMSString());
    stream.writeTextElement("Dec_JNow_DMS", focus->dec().toDMSString());
    stream.writeTextElement("Altitude_Degrees", QString::number(focus->alt().Degrees()));
    stream.writeTextElement("Azimuth_Degrees", QString::number(focus->az().Degrees()));
    stream.writeTextElement("Altitude_DMS", focus->alt().toDMSString());
    stream.writeTextElement("Azimuth_DMS", focus->az().toDMSString());
    stream.writeTextElement("Focused_Object", map()->focusObject() ? map()->focusObject()->name() : QString());
    stream.writeEndElement(); // focus
    stream.writeEndDocument();
    return output;
}
 
void KStars::changeViewOption(const QString &op, const QString &val)
{
    bool bOk(false), dOk(false);
 
    //parse bool value
    bool bVal(false);
    if (val.toLower() == "true")
    {
        bOk  = true;
        bVal = true;
    }
    if (val.toLower() == "false")
    {
        bOk  = true;
        bVal = false;
    }
    if (val == "1")
    {
        bOk  = true;
        bVal = true;
    }
    if (val == "0")
    {
        bOk  = true;
        bVal = false;
    }
 
    //parse double value
    double dVal = val.toDouble(&dOk);
 
    //[GUI]
    if (op == "ShowInfoBoxes" && bOk)
        Options::setShowInfoBoxes(bVal);
    if (op == "ShowTimeBox" && bOk)
        Options::setShowTimeBox(bVal);
    if (op == "ShowGeoBox" && bOk)
        Options::setShowGeoBox(bVal);
    if (op == "ShowFocusBox" && bOk)
        Options::setShowFocusBox(bVal);
    if (op == "ShadeTimeBox" && bOk)
        Options::setShadeTimeBox(bVal);
    if (op == "ShadeGeoBox" && bOk)
        Options::setShadeGeoBox(bVal);
    if (op == "ShadeFocusBox" && bOk)
        Options::setShadeFocusBox(bVal);
 
    //[View]
    // FIXME: REGRESSION
    //     if ( op == "FOVName"                ) Options::setFOVName(         val );
    //     if ( op == "FOVSizeX"         && dOk ) Options::setFOVSizeX( (float)dVal );
    //     if ( op == "FOVSizeY"         && dOk ) Options::setFOVSizeY( (float)dVal );
    //     if ( op == "FOVShape"        && nOk ) Options::setFOVShape(       nVal );
    //     if ( op == "FOVColor"               ) Options::setFOVColor(        val );
    if (op == "ShowStars" && bOk)
        Options::setShowStars(bVal);
    if (op == "ShowCLines" && bOk)
        Options::setShowCLines(bVal);
    if (op == "ShowCBounds" && bOk)
        Options::setShowCBounds(bVal);
    if (op == "ShowCNames" && bOk)
        Options::setShowCNames(bVal);
    if (op == "ShowMilkyWay" && bOk)
        Options::setShowMilkyWay(bVal);
    if (op == "AutoSelectGrid" && bOk)
        Options::setAutoSelectGrid(bVal);
    if (op == "ShowEquatorialGrid" && bOk)
        Options::setShowEquatorialGrid(bVal);
    if (op == "ShowHorizontalGrid" && bOk)
        Options::setShowHorizontalGrid(bVal);
    if (op == "ShowEquator" && bOk)
        Options::setShowEquator(bVal);
    if (op == "ShowEcliptic" && bOk)
        Options::setShowEcliptic(bVal);
    if (op == "ShowHorizon" && bOk)
        Options::setShowHorizon(bVal);
    if (op == "ShowGround" && bOk)
        Options::setShowGround(bVal);
    if (op == "ShowSun" && bOk)
        Options::setShowSun(bVal);
    if (op == "ShowMoon" && bOk)
        Options::setShowMoon(bVal);
    if (op == "ShowMercury" && bOk)
        Options::setShowMercury(bVal);
    if (op == "ShowVenus" && bOk)
        Options::setShowVenus(bVal);
    if (op == "ShowMars" && bOk)
        Options::setShowMars(bVal);
    if (op == "ShowJupiter" && bOk)
        Options::setShowJupiter(bVal);
    if (op == "ShowSaturn" && bOk)
        Options::setShowSaturn(bVal);
    if (op == "ShowUranus" && bOk)
        Options::setShowUranus(bVal);
    if (op == "ShowNeptune" && bOk)
        Options::setShowNeptune(bVal);
    //if ( op == "ShowPluto"       && bOk ) Options::setShowPluto(    bVal );
    if (op == "ShowAsteroids" && bOk)
        Options::setShowAsteroids(bVal);
    if (op == "ShowComets" && bOk)
        Options::setShowComets(bVal);
    if (op == "ShowSolarSystem" && bOk)
        Options::setShowSolarSystem(bVal);
    if (op == "ShowDeepSky" && bOk)
        Options::setShowDeepSky(bVal);
    if (op == "ShowSupernovae" && bOk)
        Options::setShowSupernovae(bVal);
    if (op == "ShowStarNames" && bOk)
        Options::setShowStarNames(bVal);
    if (op == "ShowStarMagnitudes" && bOk)
        Options::setShowStarMagnitudes(bVal);
    if (op == "ShowAsteroidNames" && bOk)
        Options::setShowAsteroidNames(bVal);
    if (op == "ShowCometNames" && bOk)
        Options::setShowCometNames(bVal);
    if (op == "ShowPlanetNames" && bOk)
        Options::setShowPlanetNames(bVal);
    if (op == "ShowPlanetImages" && bOk)
        Options::setShowPlanetImages(bVal);
    if (op == "HideOnSlew" && bOk)
        Options::setHideOnSlew(bVal);
    if (op == "HideStars" && bOk)
        Options::setHideStars(bVal);
    if (op == "HidePlanets" && bOk)
        Options::setHidePlanets(bVal);
    if (op == "HideMilkyWay" && bOk)
        Options::setHideMilkyWay(bVal);
    if (op == "HideCNames" && bOk)
        Options::setHideCNames(bVal);
    if (op == "HideCLines" && bOk)
        Options::setHideCLines(bVal);
    if (op == "HideCBounds" && bOk)
        Options::setHideCBounds(bVal);
    if (op == "HideGrids" && bOk)
        Options::setHideGrids(bVal);
    if (op == "HideLabels" && bOk)
        Options::setHideLabels(bVal);
 
    if (op == "UseAltAz" && bOk)
        Options::setUseAltAz(bVal);
    if (op == "UseRefraction" && bOk)
        Options::setUseRefraction(bVal);
    if (op == "UseAutoLabel" && bOk)
        Options::setUseAutoLabel(bVal);
    if (op == "UseHoverLabel" && bOk)
        Options::setUseHoverLabel(bVal);
    if (op == "UseAutoTrail" && bOk)
        Options::setUseAutoTrail(bVal);
    if (op == "UseAnimatedSlewing" && bOk)
        Options::setUseAnimatedSlewing(bVal);
    if (op == "FadePlanetTrails" && bOk)
        Options::setFadePlanetTrails(bVal);
    if (op == "SlewTimeScale" && dOk)
        Options::setSlewTimeScale(dVal);
    if (op == "ZoomFactor" && dOk)
        Options::setZoomFactor(dVal);
    //    if ( op == "MagLimitDrawStar"     && dOk )    Options::setMagLimitDrawStar(    dVal );
    if (op == "MagLimitDrawDeepSky" && dOk)
        Options::setMagLimitDrawDeepSky(dVal);
    if (op == "StarDensity" && dOk)
        Options::setStarDensity(dVal);
    //    if ( op == "MagLimitDrawStarZoomOut" && dOk ) Options::setMagLimitDrawStarZoomOut(        dVal );
    if (op == "MagLimitDrawDeepSkyZoomOut" && dOk)
        Options::setMagLimitDrawDeepSkyZoomOut(dVal);
    if (op == "StarLabelDensity" && dOk)
        Options::setStarLabelDensity(dVal);
    if (op == "MagLimitHideStar" && dOk)
        Options::setMagLimitHideStar(dVal);
    if (op == "MagLimitAsteroid" && dOk)
        Options::setMagLimitAsteroid(dVal);
    if (op == "AsteroidLabelDensity" && dOk)
        Options::setAsteroidLabelDensity(dVal);
    if (op == "MaxRadCometName" && dOk)
        Options::setMaxRadCometName(dVal);
 
    //these three are a "radio group"
    if (op == "UseLatinConstellationNames" && bOk)
    {
        Options::setUseLatinConstellNames(true);
        Options::setUseLocalConstellNames(false);
        Options::setUseAbbrevConstellNames(false);
    }
    if (op == "UseLocalConstellationNames" && bOk)
    {
        Options::setUseLatinConstellNames(false);
        Options::setUseLocalConstellNames(true);
        Options::setUseAbbrevConstellNames(false);
    }
    if (op == "UseAbbrevConstellationNames" && bOk)
    {
        Options::setUseLatinConstellNames(false);
        Options::setUseLocalConstellNames(false);
        Options::setUseAbbrevConstellNames(true);
    }
 
    map()->forceUpdate();
}
 
void KStars::setColor(const QString &name, const QString &value)
{
    ColorScheme *cs = data()->colorScheme();
    if (cs->hasColorNamed(name))
    {
        cs->setColor(name, value);
        map()->forceUpdate();
    }
}
 
QString KStars::colorScheme() const
{
    return data()->colorScheme()->fileName();
}
 
void KStars::loadColorScheme(const QString &name)
{
    data()->colorScheme()->load(name);
 
#if 0
    if (ok)
    {
        //set the application colors for the Night Vision scheme
        if (Options::darkAppColors())
        {
            //OriginalPalette = QApplication::palette();
            QApplication::setPalette(DarkPalette);
            if (KStars::Instance()->wiView())
                KStars::Instance()->wiView()->setNightVisionOn(true);
            //Note:  This uses style sheets to set the dark colors, this is cross platform.  Palettes have a different behavior on OS X and Windows as opposed to Linux.
            //It might be a good idea to use stylesheets in the future instead of palettes but this will work for now for OS X.
            //This is also in KStars.cpp.  If you change it, change it in BOTH places.
#ifdef Q_OS_MACOS
            qDebug() << Q_FUNC_INFO << "setting dark stylesheet";
            qApp->setStyleSheet(
                "QWidget { background-color: black; color:red; "
                "selection-background-color:rgb(30,30,30);selection-color:white}"
                "QToolBar { border:none }"
                "QTabBar::tab:selected { background-color:rgb(50,50,50) }"
                "QTabBar::tab:!selected { background-color:rgb(30,30,30) }"
                "QPushButton { background-color:rgb(50,50,50);border-width:1px; border-style:solid;border-color:black}"
                "QPushButton::disabled { background-color:rgb(10,10,10);border-width:1px; "
                "border-style:solid;border-color:black }"
                "QToolButton:Checked { background-color:rgb(30,30,30); border:none }"
                "QComboBox { background-color:rgb(30,30,30); }"
                "QComboBox::disabled { background-color:rgb(10,10,10) }"
                "QScrollBar::handle { background: rgb(30,30,30) }"
                "QSpinBox { border-width: 1px; border-style:solid; border-color:rgb(30,30,30) }"
                "QDoubleSpinBox { border-width:1px; border-style:solid; border-color:rgb(30,30,30) }"
                "QLineEdit { border-width: 1px; border-style: solid; border-color:rgb(30,30,30) }"
                "QCheckBox::indicator:unchecked { background-color:rgb(30,30,30);border-width:1px; "
                "border-style:solid;border-color:black }"
                "QCheckBox::indicator:checked { background-color:red;border-width:1px; "
                "border-style:solid;border-color:black }"
                "QRadioButton::indicator:unchecked { background-color:rgb(30,30,30) }"
                "QRadioButton::indicator:checked { background-color:red }"
                "QRoundProgressBar { alternate-background-color:black }"
                "QDateTimeEdit {background-color:rgb(30,30,30); border-width: 1px; border-style:solid; "
                "border-color:rgb(30,30,30) }"
                "QHeaderView { color:red;background-color:black }"
                "QHeaderView::Section { background-color:rgb(30,30,30) }"
                "QTableCornerButton::section{ background-color:rgb(30,30,30) }"
                "");
            qDebug() << Q_FUNC_INFO << "stylesheet set";
#endif
        }
        else
        {
            if (KStars::Instance()->wiView())
                KStars::Instance()->wiView()->setNightVisionOn(false);
            QApplication::setPalette(OriginalPalette);
#ifdef Q_OS_MACOS
            qDebug() << Q_FUNC_INFO << "setting light stylesheet";
            qApp->setStyleSheet("");
            qDebug() << Q_FUNC_INFO << "stylesheet set";
#endif
        }
    }
#endif
 
    Options::setColorSchemeFile(name);
 
    emit colorSchemeChanged();
 
    map()->forceUpdate();
}
 
void KStars::exportImage(const QString &url, int w, int h, bool includeLegend)
{
    ImageExporter *m_ImageExporter = m_KStarsData->imageExporter();
 
    if (w <= 0)
        w = map()->width();
    if (h <= 0)
        h = map()->height();
 
    QSize size(w, h);
 
    m_ImageExporter->includeLegend(includeLegend);
    m_ImageExporter->setRasterOutputSize(&size);
    m_ImageExporter->exportImage(url);
}
 
QString KStars::getDSSURL(const QString &objectName)
{
    SkyObject *target = data()->objectNamed(objectName);
    if (!target)
    {
        return QString("ERROR");
    }
    else
    {
        return KSDssDownloader::getDSSURL(target);
    }
}
 
QString KStars::getDSSURL(double RA_J2000, double Dec_J2000, float width, float height)
{
    dms ra(RA_J2000), dec(Dec_J2000);
    return KSDssDownloader::getDSSURL(ra, dec, width, height);
}
 
QString KStars::getObjectDataXML(const QString &objectName, bool fallbackToInternet, bool storeInternetResolved)
{
    bool deleteTargetAfterUse = false;
    const SkyObject *target = data()->objectNamed(objectName);
    if (!target && fallbackToInternet)
    {
        if (!storeInternetResolved)
        {
            const auto &cedata = NameResolver::resolveName(objectName);
            if (cedata.first)
            {
                target = cedata.second.clone(); // We have to free this since we own the pointer
                deleteTargetAfterUse = true; // so note that down
            }
        }
        else
        {
            CatalogsDB::DBManager db_manager { CatalogsDB::dso_db_path() };
            target = FindDialog::resolveAndAdd(db_manager, objectName);
        }
 
    }
    if (!target)
    {
        return QString("<xml></xml>");
    }
    QString output;
    QXmlStreamWriter stream(&output);
    stream.setAutoFormatting(true);
    stream.writeStartDocument();
    stream.writeStartElement("object");
    stream.writeTextElement("Name", target->name());
    stream.writeTextElement("Alt_Name", target->name2());
    stream.writeTextElement("Long_Name", target->longname());
    stream.writeTextElement("Constellation",
                            KStarsData::Instance()->skyComposite()->constellationBoundary()->constellationName(target));
    stream.writeTextElement("RA_Dec_Epoch_JD", QString::number(target->getLastPrecessJD(), 'f', 3));
    stream.writeTextElement("RA_HMS", target->ra().toHMSString());
    stream.writeTextElement("Dec_DMS", target->dec().toDMSString());
    stream.writeTextElement("RA_J2000_HMS", target->ra0().toHMSString());
    stream.writeTextElement("Dec_J2000_DMS", target->dec0().toDMSString());
    stream.writeTextElement("RA_Degrees", QString::number(target->ra().Degrees()));
    stream.writeTextElement("Dec_Degrees", QString::number(target->dec().Degrees()));
    stream.writeTextElement("RA_J2000_Degrees", QString::number(target->ra0().Degrees()));
    stream.writeTextElement("Dec_J2000_Degrees", QString::number(target->dec0().Degrees()));
    stream.writeTextElement("Type", target->typeName());
    stream.writeTextElement("Magnitude", QString::number(target->mag(), 'g', 2));
    stream.writeTextElement("Position_Angle", QString::number(target->pa(), 'g', 3));
    auto *star = dynamic_cast<const StarObject *>(target);
    auto *dso = dynamic_cast<const CatalogObject *>(target);
    if (star)
    {
        stream.writeTextElement("Spectral_Type", star->sptype());
        stream.writeTextElement("Genetive_Name", star->gname());
        stream.writeTextElement("Greek_Letter", star->greekLetter());
        stream.writeTextElement("Proper_Motion", QString::number(star->pmMagnitude()));
        stream.writeTextElement("Proper_Motion_RA", QString::number(star->pmRA()));
        stream.writeTextElement("Proper_Motion_Dec", QString::number(star->pmDec()));
        stream.writeTextElement("Parallax_mas", QString::number(star->parallax()));
        stream.writeTextElement("Distance_pc", QString::number(star->distance()));
        stream.writeTextElement("Henry_Draper", QString::number(star->getHDIndex()));
        stream.writeTextElement("BV_Index", QString::number(star->getBVIndex()));
    }
    else if (dso)
    {
        stream.writeTextElement("Catalog", dso->getCatalog().name);
        stream.writeTextElement("Major_Axis", QString::number(dso->a()));
        stream.writeTextElement("Minor_Axis", QString::number(dso->a() * dso->e()));
    }
    stream.writeEndElement(); // object
    stream.writeEndDocument();
 
    if (deleteTargetAfterUse)
    {
        Q_ASSERT(!!target);
        delete target;
    }
 
    return output;
}
 
QString KStars::getObjectPositionInfo(const QString &objectName)
{
    Q_ASSERT(data());
    const SkyObject *obj = data()->objectNamed(objectName); // make sure we work with a clone
    if (!obj)
    {
        return QString("<xml></xml>");
    }
    SkyObject *target = obj->clone();
    if (!target) // should not happen
    {
        qWarning() << "ERROR: Could not clone SkyObject " << objectName << "!";
        return QString("<xml></xml>");
    }
 
    const KSNumbers *updateNum = data()->updateNum();
    const KStarsDateTime ut    = data()->ut();
    const GeoLocation *geo     = data()->geo();
    QString riseTimeString, setTimeString, transitTimeString;
    QString riseAzString, setAzString, transitAltString;
 
    // Make sure the coordinates of the SkyObject are updated
    target->updateCoords(updateNum, true, geo->lat(), data()->lst(), true);
    target->EquatorialToHorizontal(data()->lst(), geo->lat());
 
    // Compute rise, set and transit times and parameters -- Code pulled from DetailDialog
    QTime riseTime    = target->riseSetTime(ut, geo, true);   //true = use rise time
    dms riseAz        = target->riseSetTimeAz(ut, geo, true); //true = use rise time
    QTime transitTime = target->transitTime(ut, geo);
    dms transitAlt    = target->transitAltitude(ut, geo);
    if (transitTime < riseTime)
    {
        transitTime = target->transitTime(ut.addDays(1), geo);
        transitAlt  = target->transitAltitude(ut.addDays(1), geo);
    }
    //If set time is before rise time, use set time for tomorrow
    QTime setTime = target->riseSetTime(ut, geo, false);   //false = use set time
    dms setAz     = target->riseSetTimeAz(ut, geo, false); //false = use set time
    if (setTime < riseTime)
    {
        setTime = target->riseSetTime(ut.addDays(1), geo, false);   //false = use set time
        setAz   = target->riseSetTimeAz(ut.addDays(1), geo, false); //false = use set time
    }
    if (riseTime.isValid())
    {
        riseTimeString = QString::asprintf("%02d:%02d", riseTime.hour(), riseTime.minute());
        setTimeString  = QString::asprintf("%02d:%02d", setTime.hour(), setTime.minute());
        riseAzString   = riseAz.toDMSString(true, true);
        setAzString    = setAz.toDMSString(true, true);
    }
    else
    {
        if (target->alt().Degrees() > 0.0)
        {
            riseTimeString = setTimeString = QString("Circumpolar");
        }
        else
        {
            riseTimeString = setTimeString = QString("Never Rises");
        }
        riseAzString = setAzString = QString("N/A");
    }
 
    transitTimeString = QString::asprintf("%02d:%02d", transitTime.hour(), transitTime.minute());
    transitAltString  = transitAlt.toDMSString(true, true);
 
    QString output;
    QXmlStreamWriter stream(&output);
    stream.setAutoFormatting(true);
    stream.writeStartDocument();
    stream.writeStartElement("object");
    stream.writeTextElement("Name", target->name());
    stream.writeTextElement("RA_Dec_Epoch_JD", QString::number(target->getLastPrecessJD(), 'f', 3));
    stream.writeTextElement("AltAz_JD", QString::number(data()->ut().djd(), 'f', 3));
    stream.writeTextElement("RA_HMS", target->ra().toHMSString(true));
    stream.writeTextElement("Dec_DMS", target->dec().toDMSString(true, true));
    stream.writeTextElement("RA_J2000_HMS", target->ra0().toHMSString(true));
    stream.writeTextElement("Dec_J2000_DMS", target->dec0().toDMSString(true, true));
    stream.writeTextElement("RA_Degrees", QString::number(target->ra().Degrees()));
    stream.writeTextElement("Dec_Degrees", QString::number(target->dec().Degrees()));
    stream.writeTextElement("RA_J2000_Degrees", QString::number(target->ra0().Degrees()));
    stream.writeTextElement("Dec_J2000_Degrees", QString::number(target->dec0().Degrees()));
    stream.writeTextElement("Altitude_DMS", target->alt().toDMSString(true, true));
    stream.writeTextElement("Azimuth_DMS", target->az().toDMSString(true, true));
    stream.writeTextElement("Altitude_Degrees", QString::number(target->alt().Degrees()));
    stream.writeTextElement("Azimuth_Degrees", QString::number(target->az().Degrees()));
    stream.writeTextElement("Rise", riseTimeString);
    stream.writeTextElement("Rise_Az_DMS", riseAzString);
    stream.writeTextElement("Set", setTimeString);
    stream.writeTextElement("Set_Az_DMS", setAzString);
    stream.writeTextElement("Transit", transitTimeString);
    stream.writeTextElement("Transit_Alt_DMS", transitAltString);
    stream.writeTextElement("Time_Zone_Offset", QString::asprintf("%02.2f", geo->TZ()));
 
    stream.writeEndElement(); // object
    stream.writeEndDocument();
    return output;
}
 
void KStars::renderEyepieceView(const QString &objectName, const QString &destPathChart, const double fovWidth,
                                const double fovHeight, const double rotation, const double scale, const bool flip,
                                const bool invert, QString imagePath, const QString &destPathImage, const bool overlay,
                                const bool invertColors)
{
    const SkyObject *obj = data()->objectNamed(objectName);
    if (!obj)
    {
        qCWarning(KSTARS) << "Object named " << objectName << " was not found!";
        return;
    }
    SkyObject *target          = obj->clone();
    const KSNumbers *updateNum = data()->updateNum();
    const KStarsDateTime ut    = data()->ut();
    const GeoLocation *geo     = data()->geo();
    QPixmap *renderChart       = new QPixmap();
    QPixmap *renderImage       = nullptr;
    QTemporaryFile tempFile;
    if (overlay || (!destPathImage.isEmpty()))
    {
        if (!QFile::exists(imagePath))
        {
            // We must download a DSS image
            tempFile.open();
            QEventLoop loop;
            std::function<void(bool)> slot = [&loop](bool unused)
            {
                Q_UNUSED(unused);
                loop.quit();
            };
            new KSDssDownloader(target, tempFile.fileName(), slot, this);
            qDebug() << Q_FUNC_INFO << "DSS download requested. Waiting for download to complete...";
            loop.exec(); // wait for download to complete
            imagePath = tempFile.fileName();
        }
        if (QFile::exists(imagePath)) // required because DSS Download may fail
            renderImage = new QPixmap();
    }
 
    // Make sure the coordinates of the SkyObject are updated
    target->updateCoords(updateNum, true, geo->lat(), data()->lst(), true);
    target->EquatorialToHorizontal(data()->lst(), geo->lat());
 
    EyepieceField::renderEyepieceView(target, renderChart, fovWidth, fovHeight, rotation, scale, flip, invert,
                                      imagePath, renderImage, overlay, invertColors);
    renderChart->save(destPathChart);
    delete renderChart;
    if (renderImage)
    {
        renderImage->save(destPathImage);
        delete renderImage;
    }
}
QString KStars::getObservingWishListObjectNames()
{
    QString output;
 
    for (auto &object : KStarsData::Instance()->observingList()->obsList())
    {
        output.append(object->name() + '\n');
    }
    return output;
}
 
QString KStars::getObservingSessionPlanObjectNames()
{
    QString output;
 
    for (auto &object : KStarsData::Instance()->observingList()->sessionList())
    {
        output.append(object->name() + '\n');
    }
    return output;
}
 
void KStars::setApproxFOV(double FOV_Degrees)
{
    zoom(map()->width() / (FOV_Degrees * dms::DegToRad));
}
 
QString KStars::getSkyMapDimensions()
{
    return (QString::number(map()->width()) + 'x' + QString::number(map()->height()));
}
void KStars::printImage(bool usePrintDialog, bool useChartColors)
{
    //QPRINTER_FOR_NOW
    //    KPrinter printer( true, QPrinter::HighResolution );
    QPrinter printer(QPrinter::HighResolution);
    printer.setFullPage(false);
 
    //Set up the printer (either with the Print Dialog,
    //or using the default settings)
    bool ok(false);
    if (usePrintDialog)
    {
        //QPRINTER_FOR_NOW
        //        ok = printer.setup( this, i18n("Print Sky") );
        //QPrintDialog *dialog = KdePrint::createPrintDialog(&printer, this);
        QPrintDialog *dialog = new QPrintDialog(&printer, this);
        dialog->setWindowTitle(i18nc("@title:window", "Print Sky"));
        if (dialog->exec() == QDialog::Accepted)
            ok = true;
        delete dialog;
    }
    else
    {
        //QPRINTER_FOR_NOW
        //        ok = printer.autoConfigure();
        ok = true;
    }
 
    if (ok)
    {
        QApplication::setOverrideCursor(Qt::WaitCursor);
 
        //Save current ColorScheme file name and switch to Star Chart
        //scheme (if requested)
        QString schemeName = data()->colorScheme()->fileName();
        if (useChartColors)
        {
            loadColorScheme("chart.colors");
        }
 
        map()->setupProjector();
        map()->exportSkyImage(&printer, true);
 
        //Restore old color scheme if necessary
        //(if printing was aborted, the ColorScheme is still restored)
        if (useChartColors)
        {
            loadColorScheme(schemeName);
            map()->forceUpdate();
        }
 
        QApplication::restoreOverrideCursor();
    }
}
 
void KStars::openFITS(const QUrl &imageURL)
{
#ifndef HAVE_CFITSIO
    qWarning() << "KStars does not support loading FITS. Please recompile KStars with FITS support.";
#else
    QSharedPointer<FITSViewer> fv = createFITSViewer();
    fv->loadFile(imageURL);
#endif
}